Internet Archive Search: creator:"Hay, William Perry, 1872-1947"

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	The phyla and classes of animals : arranged to show their supposed relationships - Hay, William Perry, 1872-1947 Author statement taken from copyright statement Keywords: Animals; Phylogeny Downloads: 128
	American entomology, or, Descriptions of the insects of North America : ilustrated by coloured figures from drawings executed from nature - Say, Thomas, 1787-1834 "The present number is intended as the integral portion of a publication of no inconsiderable magnitude on the insects of North America"--P. [iii] (2nd group) Keywords: Insects; Insects Downloads: 349
	American entomology, or, Descriptions of the insects of North America : illustrated by coloured figures from original drawings executed from nature (Volume v. 1 (1824)) - Say, Thomas, 1787-1834 "Six plates of the present volume, together with their accompanying text, were printed off in the year 1817, but as they were never properly published, it has been thought advisable to include them in the present work"--V. 1, p. vii Keywords: Insects; Insects; Entomology Downloads: 89
	American entomology, or, Descriptions of the insects of North America : illustrated by coloured figures from original drawings executed from nature (Volume v. 2) - Say, Thomas, 1787-1834 "Six plates of the present volume, together with their accompanying text, were printed off in the year 1817, but as they were never properly published, it has been thought advisable to include them in the present work"--V. 1, p. vii Keywords: Insects; Insects; Entomology Downloads: 358